| # | Industry | |
|---|---|---|
| #1 | Basic materials chemistry | |
| #2 | Electrical machinery and energy | |
| #3 | Audio-visual technology | |
| #4 | Optics | |
| #5 | Machines | |
| #6 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Coating compositions | |
| #2 | Special information storage | |
| #3 | Magnets and transformers | |
| #4 | Unspecified technologies | |
| #5 | Electrography | |
| #6 | Pigments | |
| #7 | Chemical or physical processes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Elwakil Hamdy A | 9 |
| #2 | Onyenemezu Clement N | 1 |
| #3 | Zou Wan K | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5622548A | Duplicating inks for digital duplicators | |
| RU94046064A | Magnetic particles, method of encapsulating of particles, printing ink, compositions used in manufacture of magnetic recording medium, magnetic recording medium, process of manufacture of ink |